Finding the Fourth Proportional to 232,068.65, 320,230.68 and 136,569.65
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Solution
The fourth proportional to 232,068.65, 320,230.68 and 136,569.65 is: 188,451.96
Step by Step Solution
- Step 1: Write the proportion equation
232,068.65 : 320,230.68 = 136,569.65 : x - Step 2: Convert to fraction form
232,068.65/320,230.68 = 136,569.65/x - Step 3: Cross multiply
232,068.65x = 320,230.68 × 136,569.65 - Step 4: Simplify right side
232,068.65x = 43,733,791,886.86 - Step 5: Solve for x
x = 43,733,791,886.86/232,068.65 - Step 6: Final answer
x = 188,451.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.